Open Access

Table 12

Comparison of the total production rates and mixing ratios as retrieved in this work, Ejeta et al. (2025), and Woodward et al. (2025).

rh (au) CRIRES+ iSHELL
2.35
JWST
2.35
2.7 2.1
Total production rates (1026 mol/s)
H2O 335 ± 96 446 ± 82 365 ± 66 760 ± 15
CH3OH 19±7 17.1 ± 1.9 22.2 ± 0.7
HCN <1.3 0.7 ± 0.2 1.75 ± 0.16 1.7 ± 0.3
C2H2 <1.5 <1.4 1.97 ± 0.34
C2H6 2.6 ± 0.6 6.3 ± 0.9 5.25 ± 0.67 2.3 ± 0.4
CH4 12.9 ± 3.2 11.0 ± 5.0 15.7 ± 2.3 14.8 ± 0.4
CO 36 ± 10 60 ± 10 63.7 ± 5.7 62 ± 1
Mixing ratios [w.r.t. water]
CH3OH 4.4± 1.2 4.69 ± 1 2.93 ± 0.08
HCN <0.4 0.2 ± 0.1 0.48 ± 0.10 0.23 ± 0.05
C2H2 <0.5 <0.5 0.54 ± 0.13
C2H6 0.77 ± 0.32 1.4 ± 0.1 1.44 ± 0.32 0.31 ± 0.04
CH4 3.8 ± 0.8 2.6 ± 1.2 4.29 ± 1.0 1.95 ± 0.05
CO 10.7 ± 2.7 13.9 ± 1.2 17.5 ± 3.5 8.2 ± 0.3

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